<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>

<body>

    <div id="app">
        {{message11}}
        <div v-bind:title="mess">
            <span>v-bind</span>
        </div>
    </div>


    <script>
        var app = new Vue({
            el: "#app",
            data: {
                message11: "hello vue111111111!",
                mess: "title v-bind指令 "
            }
        })
        console.log("app:", app.mess);
    </script>

</body>

</html>